Australia's Great Barrier Reef is 1,250 miles long!
45
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
There are more than 50,000 earthquakes throughout the world every year!
47
The Caspian Sea is also classed as the world's largest lake.
52
It's still possible to see the division between East and West Germany due to different light bulbs.
5